【单选题】Usually, the continuing education program is given ______.
A.
in a small size and expensively
B.
only for working people
C.
only in community buildings or churches
D.
by community colleges and public schools
【简答题】A.The girl refused to refund the jeans. B.He was given the wrong size. C.The girl deliberately put the jeans in a box. D.The girl didn't handle his complaint well.
【单选题】When determining the sample size for a proportion for a given level of confidence and sampling error, the closer to 0.50 that p is estimated to be, the __________ the sample size required.
C.
sample size is not affected.
D.
The effect cannot be determined from the information given.
【单选题】《爱莲说》中“出淤泥而不染,濯清涟而不妖”如何理解?
B.
通过莲花生长环境的介绍,赞美了莲花洁身自好,不与世俗同流合污的高贵品质
C.
通过描写莲花的外形,说明它的正直、刚正不阿的品性
【简答题】《中国药典》自 1953 年起到 2015 年版止,共出版 () 次。